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Chigozirim Igweamaka 2024-07-14 15:11:37 +01:00
parent 8d9608c3cb
commit 6135c55d3e
1 changed files with 0 additions and 21 deletions
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21
wav/wav.go
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@ -7,7 +7,6 @@ import (
"fmt" "fmt"
"io/ioutil" "io/ioutil"
"os" "os"
"os/exec"
) )
// WavHeader defines the structure of a WAV header // WavHeader defines the structure of a WAV header
@ -149,23 +148,3 @@ func WavBytesToSamples(input []byte) ([]float64, error) {
return output, nil return output, nil
} }
// FFmpegConvertWAV converts a WAV file using ffmpeg.
// It can change the sample rate and optionally convert to mono.
func FFmpegConvertWAV(inputFile, outputFile string, targetSampleRate int, toMono bool) error {
cmdArgs := []string{
"-i", inputFile,
"-ar", fmt.Sprintf("%d", targetSampleRate),
"-y",
}
if toMono {
outputFile = "mono_" + outputFile
cmdArgs = append(cmdArgs, "-ac", "1", "-c:a", "pcm_s16le")
}
cmdArgs = append(cmdArgs, outputFile)
cmd := exec.Command("ffmpeg", cmdArgs...)
return cmd.Run()
}